Records for Waterloo Area, Iowa (ALOthr) on 09-08
  Record Highs
  
    - 
      1:  99°F (1933)
    
 
    - 
      2:  96°F (1931)
    
 
    - 
      3:  96°F (1922)
    
 
  
 
  Record Lows
  
    - 
      1:  35°F (1986)
    
 
    - 
      2:  39°F (1995)
    
 
    - 
      3:  40°F (1949)
    
 
  
 
  Lowest Highs
  
    - 
      1:  72°F (1985)
    
 
    - 
      2:  71°F (1947)
    
 
    - 
      3:  69°F (2013)
    
 
  
 
  Highest Lows
  
    - 
      1:  54°F (2020)
    
 
    - 
      2:  58°F (2008)
    
 
    - 
      3:  60°F (1943)
    
 
  
 
  Highest September temperature:
  
  102°F on 09-06-1922.
  Lowest September temperature:
  
  19°F on 09-30-1899.
  Average temperature is 67.4°F
  Average high is 79.4°F
  Average low is 55.3°F
 
  Temperature data from 1895 to 2022.
  Record Precipitation
  
    - 
      1:  6.00" (1941)
    
 
    - 
      2:  2.65" (1964)
    
 
    - 
      3:  1.61" (1946)
    
 
  
 
  Precipitation data from 1895 to 2022.